Sethu was born in India. He is an actor by profession and did many roles in TV series also. He acted in Kollywood mostly in Tamil films. Sethu became very popular after his portrayal in “MalliClick to look into! >> Read More...”, it is a daily soap which aired its first episode on 23rd November 2013. A. R. Ramesh directed the show, and it focused on the lives of Shivani and Bala. Bala lost his elder sister, Malli, at a very young age and he mourns when he thinks about her. Shivani belongs to a royal family and never received the love and affection that a child should receive from her parents. Her parents just like many others are blindly running for money and building up their profession.

The critics appreciated the script and posted positive reviews for it. Sethu played the role of psychiatrist and meant to star opposite Vishakha Singh. It focuses on the family sentiments and how worried situation mold into a comedy scenario. It was hilariously comical and received immense support from the people. Radha composed the music and songs for the picture which also became very popular. It took three years for it to hit the theaters and entertain the masses. Sethu did a commendable job, and the directors became happy. He received many offers from other filmmakers and also got nominated for various awards and nominations.